Numerical (Numeral) Pronoun: replaces noun and specifies a quantity of it in the form of a specific number.
Function: indicate how many of a group of people, places or things do or are something.
Sentence Position: see noun.
Examples: 46, three
There are 312 students in our college preparation program, 46 have part-time jobs.
All of the textbooks were returned to the resource room, but three are quite damaged.
Common Learner Difficulties:
1) unnecessarily repeating the noun with the number making the number an adjective rather than a pronoun.
Also See: adjective, noun, pronoun.